<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
	</head>
	<body>
		<script>
			var sum=0;
			for(var i=1;i<=50;i++){
				if(i%7==0){
					sum=sum+i
					
				}
				
			}document.write(sum+"<br/>")
		</script>
	</body>
</html>
